Archeologist Ernie Walker described the find at Wanuskewin Heritage Park, Saskatchewan, as "tremendously significant and very unusual."
The document, which was created by Continental Army Major Moses Ashley in 1780, had been lost for generations.
The canoe, made from a hollowed tree, is thought to have been built by Ho-Chunk peoples.
The 2,000-year old constructions are thought to have been important in rituals observed by the Olmec culture.
"The recent discovery of the sword suggests that the natural cove was also used in the Crusader period, some 900 years ago," Kobi Sharvit said.
"A private toilet cubicle was very rare in antiquity, and to date, only a few have been found, mostly in the City of David," the excavation's director said.
When the meteor exploded, it released at least 1,000 times more energy than the Hiroshima atomic bomb, the study says.
Ole Ginnerup Schytz was using his metal detector for the very first time when he found the stunning collection.
Although the couple's death could not be conclusively determined, scientists said it's likely the woman "sacrificed herself" in order to be buried with her dead husband.
The hoard included coins, artifacts, and pieces of silver arm-rings, according to a release issued by Manx National Heritage on Wednesday.
Two of the children may have been infant twins who died during or shortly after childbirth, Johan Runer, who oversaw the dig, said.
Medieval pottery, clay tobacco pipe pieces as well as animal bone and tooth fragments were among the other objects uncovered at the historic site in Scotland.
Some such boats, which were often used to ferry cargo from place to place, date back to the Neolithic era.
The 110 tombs contained a variety of archaeological artifacts, including pottery, jewelry, kitchenware, and, of course, human remains.
On Wednesday, a contractor doing a routine project on a family home made a shocking discovery buried in their yard.
A Lidl in Dublin coexists with several archaeological sites, including the remains of an 11th-century Viking building that shoppers can view while picking up groceries.
A fossil of the ancient shark, now named Dracopristis hoffmanorum, was found in 2013 by a team of researchers.
The iconic Stonehenge monument in England was built around 4,500 years ago by farmers and herders who considered the solstice to be a significant occasion.
The Gravettian culture of prehistoric Europe is notable for its prolific cave art, figurines portraying voluptuous female figures and elaborate burial rituals.
Conspiracy that hit headlines was based on a series of now-deleted tweets.
"The key finding is that we are able to map the whole town in great detail without digging," said archaeologist Martin Millett.
The shrine forms part of the "fortress mound" at Tel Arad—an important Israeli archaeological site in southern Israel's Beersheba Valley.
Predator-prey attacks like these are rarely seen on the fossil record and offer a snapshot in time during the Sinemurian period.
Donkey polo was a popular game in ancient China among some sections of society.
Considered to be among the most significant archaeological finds of all time, the Dead Sea Scrolls contain some of the earliest versions of biblical texts.
Ballgames played an important role in the civilizations of ancient Central America.
The artifacts are thought to belong to Pharaoh Thutmose II, whose rule was short-lived and preceded that of his more famous wife and step-sister, Hatshepsut.
Some researchers consider Homo erectus to be the immediate ancestor of our own species, Homo sapiens.
The Yellow River—the second longest in the country—is sometimes referred to as "China's sorrow" due to its tendency over the centuries to produce devastating floods.